light green flowers of hellebore white helleborus, christmas rose or lenten rose, begin to open in winter, and bloom all spring

light green flowers hellebore white helleborus christmas rose or lenten begin open winter bloom all spring close wild forest blurred greens background plant argutifolius ornamental garden perennial flower herbaceous nature gardening beautiful caucasicus floral outdoor park blossom flora oriental herb blooming wilding orientalis yellow natural caucasian macro closeup leaf fresh medicinal medicine botanical homeopathy nobody outdoors recreation petal